<template>
<div class="icons">
  <swiper ref="mySwiper">
    <swiper-slide v-for="(page, index) of pages" :key="index">
      <div class="icon" v-for="item of page" :key="item.id">
        <div class="icon-img">
          <img class="icon-img-content" :src="item.imgUrl">
        </div>
        <p class="icon-desc">{{item.desc}}</p>
      </div>
    </swiper-slide>
  </swiper>
</div>
</template>
<script type="text/javascript">
export default {
  name: 'HomeIcons',
  data() {
    return {
      iconList: [{
          id: '0001',
          imgUrl: 'http://img1.qunarzz.com/piao/fusion/1803/95/f3dd6c383aeb3b02.png',
          desc: '景点门票'
        },
        {
          id: '0002',
          imgUrl: 'http://img1.qunarzz.com/piao/fusion/1803/95/f3dd6c383aeb3b02.png',
          desc: '景点门票'
        },
        {
          id: '0003',
          imgUrl: 'http://img1.qunarzz.com/piao/fusion/1803/95/f3dd6c383aeb3b02.png',
          desc: '景点门票'
        },
        {
          id: '0004',
          imgUrl: 'http://img1.qunarzz.com/piao/fusion/1803/95/f3dd6c383aeb3b02.png',
          desc: '景点门票'
        },
        {
          id: '0004',
          imgUrl: 'http://img1.qunarzz.com/piao/fusion/1803/95/f3dd6c383aeb3b02.png',
          desc: '景点门票'
        },
        {
          id: '0002',
          imgUrl: 'http://img1.qunarzz.com/piao/fusion/1803/95/f3dd6c383aeb3b02.png',
          desc: '景点门票'
        },
        {
          id: '0003',
          imgUrl: 'http://img1.qunarzz.com/piao/fusion/1803/95/f3dd6c383aeb3b02.png',
          desc: '景点门票'
        },
        {
          id: '0004',
          imgUrl: 'http://img1.qunarzz.com/piao/fusion/1803/95/f3dd6c383aeb3b02.png',
          desc: '景点门票'
        },
        {
          id: '0004',
          imgUrl: 'http://img1.qunarzz.com/piao/fusion/1803/95/f3dd6c383aeb3b02.png',
          desc: '景点门票'
        }
      ]
    }
  },
  computed: {
    pages() {
      const pages = []
      this.iconList.forEach((item, index) => {
        const page = Math.floor(index / 8)
        if (!pages[page]) {
          pages[page] = []
        }
        pages[page].push(item)
      })
      return pages
    }
  }

}
</script>
<style lang="stylus">
@import '~styles/varibles.styl'
@import '~styles/mixins.styl'
.icons >>> .swiper-container
  height: 50vw
  overflow: hidden
.icon
  position: relative
  float: left
  width: 25%
  height: 25vw
  .icon-img
    position: absolute
    top: 0
    left: 0
    right: 0
    bottom: .44rem
    padding: .1rem
    text-align: center
    .icon-img-content
      height: 100%
  .icon-desc
    position: absolute
    left: 0
    right: 0
    bottom: 0
    height: .44rem
    line-height: .44rem
    color: $darkTextColor
    text-align: center
    ellipsis()
</style>
